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/*                       *** getline.c ***                           */ 
/*                                                                   */ 
/* IBM - PC microsoft "C"                                            */ 
/*                                                                   */ 
/* Function to read a record from a file into a string.  Returns the */ 
/* length of the string including the NULL, an EOF if EOF is reached,*/ 
/* or a -1 if an error occured.                                      */ 
/*                                                                   */ 
/* Written by L. Cuthbertson, March 1984.                            */ 
/*                                                                   */ 
/*********************************************************************/ 
/*                                                                   */ 
 
#include  
 
int getline(fp,line,len) 
char line[]; 
int len; 
FILE *fp; 
{ 
	int c,inlen; 
 
	/* read character at a time */ 
	for(inlen=0;(((c=getc(fp)) != '\r') && (c != '\n'));inlen++) { 
 
		/* error checking */ 
		if (inlen >= len) return (-1); 
 
		/* EOF check */ 
		if (c == EOF) { 
			line[inlen] = NULL; 
			return(EOF); 
		} 
 
		/* move character into line */ 
		line[inlen] = c; 
	} 
 
	/* replace CR or NL with a NULL */ 
	line[inlen] = NULL; 
 
	/* done */ 
	return(inlen+1); 
}